public override CompletionSet GetCompletions(IGlyphService glyphService)
{
var start1 = _stopwatch.ElapsedMilliseconds;
IEnumerable <CompletionResult> members = null;
IEnumerable <CompletionResult> replMembers = null;
IInteractiveEvaluator eval;
IPythonReplIntellisense pyReplEval = null;
if (_snapshot.TextBuffer.Properties.TryGetProperty(typeof(IInteractiveEvaluator), out eval))
{
pyReplEval = eval as IPythonReplIntellisense;
}
var analysis = GetAnalysisEntry();
string text;
SnapshotSpan statementRange;
if (!GetPrecedingExpression(out text, out statementRange))
{
return(null);
}
else if (string.IsNullOrEmpty(text))
{
if (analysis != null)
{
lock (_analyzer) {
var location = VsProjectAnalyzer.TranslateIndex(
statementRange.Start.Position,
statementRange.Snapshot,
analysis
);
var parameters = Enumerable.Empty <CompletionResult>();
var sigs = VsProjectAnalyzer.GetSignaturesAsync(_serviceProvider, _snapshot, Span).WaitOrDefault(1000);
if (sigs != null && sigs.Signatures.Any())
{
parameters = sigs.Signatures
.SelectMany(s => s.Parameters)
.Select(p => p.Name)
.Distinct()
.Select(n => new CompletionResult(n, PythonMemberType.Field));
}
members = (analysis.Analyzer.GetAllAvailableMembersAsync(analysis, location, _options.MemberOptions).WaitOrDefault(1000) ?? new CompletionResult[0])
.Union(parameters, CompletionComparer.MemberEquality);
}
}
if (pyReplEval != null)
{
replMembers = pyReplEval.GetMemberNames(string.Empty);
}
}
else
{
if (analysis != null && (pyReplEval == null || !pyReplEval.LiveCompletionsOnly))
{
lock (_analyzer) {
var location = VsProjectAnalyzer.TranslateIndex(
statementRange.Start.Position,
statementRange.Snapshot,
analysis
);
members = analysis.Analyzer.GetMembersAsync(analysis, text, location, _options.MemberOptions).WaitOrDefault(1000);
}
}
if (pyReplEval != null && _snapshot.TextBuffer.GetAnalyzer(_serviceProvider).ShouldEvaluateForCompletion(text))
{
replMembers = pyReplEval.GetMemberNames(text);
}
}
if (replMembers != null)
{
if (members != null)
{
members = members.Union(replMembers, CompletionComparer.MemberEquality);
}
else
{
members = replMembers;
}
}
var end = _stopwatch.ElapsedMilliseconds;
if (/*Logging &&*/ (end - start1) > TooMuchTime)
{
if (members != null)
{
var memberArray = members.ToArray();
members = memberArray;
Trace.WriteLine(String.Format("{0} lookup time {1} for {2} members", this, end - start1, members.Count()));
}
else
{
Trace.WriteLine(String.Format("{0} lookup time {1} for zero members", this, end - start1));
}
}
if (members == null)
{
// The expression is invalid so we shouldn't provide
// a completion set at all.
return(null);
}
var start = _stopwatch.ElapsedMilliseconds;
var result = new FuzzyCompletionSet(
"Python",
"Python",
Span,
members.Select(m => PythonCompletion(glyphService, m)),
_options,
CompletionComparer.UnderscoresLast,
matchInsertionText: true
);
end = _stopwatch.ElapsedMilliseconds;
if (/*Logging &&*/ (end - start1) > TooMuchTime)
{
Trace.WriteLine(String.Format("{0} completion set time {1} total time {2}", this, end - start, end - start1));
}
return(result);
}
